George, R. A. T. (1999). Vegetable seed production (2a. ed.). CABI.
Chicago Style (17th ed.) CitationGeorge, Raymond A. T. Vegetable Seed Production. 2a. ed. Nueva York: CABI, 1999.
MLA citiranjeGeorge, Raymond A. T. Vegetable Seed Production. 2a. ed. CABI, 1999.
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